Water purification vessel



FIG. 1 is a perspective view of a water purification vessel showing the design;

FIG. 2 is a perspective view of the water purification vessel of FIG. 1;

FIG. 3 is a front elevational view of the water purification vessel of FIG. 1;

FIG. 4 is a rear elevational view of the water purification vessel of FIG. 1;

FIG. 5 is a left side elevational view of the water purification vessel of FIG. 1;

FIG. 6 is a right side elevational view of the water purification vessel of FIG. 1;

FIG. 7 is a top plan view of the water purification vessel of FIG. 1; and,

FIG. 8 is a bottom plan view of the water purification vessel of FIG. 1. 

The ornamental design for a water purification vessel, as shown. 